ShenZhen Necom Telecommunication Technologies Co,.ltd
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Model :Prison Jamming System PJ650

Product Overview:


Brief description:

Vodasafe High Power prison Jamming system PJ650 Series are designed to block all wireless Networks including cellular bands such as iDen, TDMA, CDMA, GSM, UMTS, DCS, PHS, PCS, 3G,4G LTE,Wi-Fi ,Bluetooth,GPS AMPS, N-AMPS, NMT, TACS. Telephones or other electronic communication devices .In the working range of Jammer PJ650 ,the wireless device will be unable to receive signals and in the case of a mobile phone, cant dial outgoing calls. The jamming range depends entirely on the signal strength in a given area. the PJ650 model that fits the appropriate commercial or institutional application.



Up to Six Frequency Bands;

PLL Synthesized Signal Source;

Scew controls to adjust Output Power;

12-15dBi Directional Antennas each Band;

Only Interferes w/Downlink Base Station Frequencies;

Slow Start-up Circuitry for Long Term Reliability;

Over Temperature and VSWR Protection;

Status/Alarm LEDs;

Fan Cooled Rack Enclosure with Casters;

100-240VAC Power Supply Source;

Optional Status Monitoring Software for Client PC;

 Applicable place:

Jammers for prisons and other large sensitive locations such as military or governmental compounds. Homeland Security, Correctional Centers

Petrochemical Industry, Sports Venues and Theaters, VIP Convoy Protection, Bomb Prevention/Disposal, Schools and Universities Government and Military, Power Generating Plants.


Total Output Power: 300W;

Cover Radius: 50-150m(under Signal level ≤-85dBm)@according to the signal density mobile network;

Jamming type: Sweep Jamming;

Antenna Type: Directional Antenna or Omini-directional antenna;

Remote control on/off: (3-5m);

Power Supply: AC adapter (50 to 60Hz/100 to 240V AC –DC27V)

Electric Filed (SAR): Compatible with ICNIRP Standards (Human safe)

Operating Temp: -20 to +50℃;

Storage Temp: -40 to +60℃;

Humidity: 5%-80%;

Dimension(LXWXH): 690 x 500x 350mm not include antennas

Net Weight:65kg  G.W/CTN:100kg

 Optional frequency:

1. CDMA/GSM:850-894MHz 50W;

2. GSM:925-960MHz 50W;

3. GSM/DCS:1805-1880MHz 50W;

4.3G/UMTS:2110-2170MHz  50W;

5.4GLte:790-826MHz  50W;

6.4G/WiMAX:2620-2690MHz 50W;

7.Wi-Fi2.4G:2400-2485 MHz  50W;

8.4G2:2500-2570 MHz  50W;

9.GPSL1:1570-1610 MHz 50W;

10.GPSL2:1200-1300MHz  50W;

11.GPSL3:1380-1400MHz  50W;

12.Wi-Fi5.8G:5725-5850MHz  50W;

13.VHF:135174MHz 50W;

14.UHF:400-470MHz 50W;

15.RC433MHz:433MHz 50W

16.RC315MHz:315MHz 50W

17:CDMA450MHz:450-470MHz 50W

 Package contents:
1 pc One main jammer unit
6 pcs Directional Antennas 65 Degree 
1 pc Antennas frame with 1.5m cable 
1 pc Power cord 
1 pc Wireless OFF/ON remote controller 315Mhz

Order Information

Vodasafe PJ650A: Jamming for 2/3/4G Cellphone +Wi-Fi/Bluetooth

Vodasafe PJ650B: Jamming for 2/3/4G Cellphone +GPSL1

We could supply customized service by your detail requirements about frequencies setting. All 6 Frequency modules we can mix very flexibly.